2020226

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 24

約数和(自身を含む): 3381840

約数和(自身を除く): 1361614

約数列:

[1, 2, 13, 26, 43, 86, 139, 169, 278, 338, 559, 1118, 1807, 3614, 5977, 7267, 11954, 14534, 23491, 46982, 77701, 155402, 1010113, 2020226]

約数ペア:

[(1, 2020226), (2, 1010113), (13, 155402), (26, 77701), (43, 46982), (86, 23491), (139, 14534), (169, 11954), (278, 7267), (338, 5977), (559, 3614), (1118, 1807)]